<template>
  <div class="ratingselect">
    <div class="ratingtype border-bottom">
      <span class="block positive"
            :class="{'active':activeSelectType===2}"
            @click="select(2)">
        {{desc.all}}
        <span class="count">{{ratings.length}}</span>
      </span>
      <span class="block positive"
            :class="{'active':activeSelectType===0}"
            @click="select(0)">
        {{desc.positive}}
        <span class="count">{{positive.length}}</span>
      </span>
      <span class="block negative"
            :class="{'active':activeSelectType===1}"
            @click="select(1)">
        {{desc.negative}}
        <span class="count">{{negative.length}}</span>
      </span>
    </div>
    <div class="switch"
         :class="{'on':activeOnlyContent}"
         @click="toggleContent">
      <span class="iconfont icon-check_circle">&#xe60f;</span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script>
const POSITIVE = 0
const NEGATIVE = 1
const ALL = 2
export default {
  name: 'RatingSelect',
  props: {
    ratings: {
      type: Array,
      default () {
        return []
      }
    },
    selectType: {
      type: Number,
      default: ALL
    },
    onlyContent: {
      type: Boolean,
      default: false
    },
    desc: {
      type: Object,
      default () {
        return {
          all: '全部',
          positive: '满意',
          negative: '不满意'
        }
      }
    }
  },
  data () {
    return {
      activeSelectType: this.selectType,
      activeOnlyContent: this.onlyContent
    }
  },
  methods: {
    select (type) {
      this.activeSelectType = type
      this.$emit('handleType', this.activeSelectType)
    },
    toggleContent () {
      this.activeOnlyContent = !this.activeOnlyContent
      this.$emit('handleContent', this.activeOnlyContent)
    }
  },
  computed: {
    positive () {
      return this.ratings.filter((rating) => {
        return rating.rateType === POSITIVE
      })
    },
    negative () {
      return this.ratings.filter((rating) => {
        return rating.rateType === NEGATIVE
      })
    }
  }
}
</script>

<style lang="stylus" scoped>
  .ratingselect
    .ratingtype
      padding:18px 0
      margin:0 18px
      font-size:0px
      .block
        display: inline-block
        padding: 8px 12px
        margin-right: 8px
        line-height: 16px
        border-radius: 1px
        font-size: 12px
        color: rgb(77, 85, 93)
        &.active
          color:#fff
        &.positive
          background-color:rgba(0,160,220,0.2)
          &.active
            background-color:rgb(0,160,220)
        &.negative
          background-color:rgba(77,85,93,0.2)
          &.active
            background-color:rgb(77,85,93)
        .count
          margin-left: 2px
          font-size: 8px
    .switch
      padding: 12px 18px
      line-height: 24px
      border-bottom: 1px solid rgba(7, 17, 27, 0.1)
      color: rgb(147, 153, 159)
      font-size: 0
      &.on
        .icon-check_circle
          color:#00c850
      .icon-check_circle
        display: inline-block
        vertical-align: top
        margin-right: 4px
        font-size: 24px
      .text
        display: inline-block
        vertical-align: top
        font-size: 12px
</style>
